EP1501281A3 - Adjustment of color saturation and gray balance - Google Patents

Adjustment of color saturation and gray balance Download PDF

Info

Publication number
EP1501281A3
EP1501281A3 EP04016454A EP04016454A EP1501281A3 EP 1501281 A3 EP1501281 A3 EP 1501281A3 EP 04016454 A EP04016454 A EP 04016454A EP 04016454 A EP04016454 A EP 04016454A EP 1501281 A3 EP1501281 A3 EP 1501281A3
Authority
EP
European Patent Office
Prior art keywords
color saturation
adjustment
components
gray balance
data values
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP04016454A
Other languages
German (de)
French (fr)
Other versions
EP1501281B1 (en
EP1501281A2 (en
Inventor
Meng Yao
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xerox Corp
Original Assignee
Xerox Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of EP1501281A2 publication Critical patent/EP1501281A2/en
Publication of EP1501281A3 publication Critical patent/EP1501281A3/en
Application granted granted Critical
Publication of EP1501281B1 publication Critical patent/EP1501281B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6027—Correction or control of colour gradation or colour contrast
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6077—Colour balance, e.g. colour cast correction

Abstract

A method of gray balance adjustment and color saturation adjustment including generating respective gray balancing components for initial primary color data values, generating respective color saturation adjustment components for the initial primary color data values, and adding respective gray balancing components and respective color saturation adjustment components to produce respective gray balanced and color saturation adjusted primary color data values.
EP04016454A 2003-07-14 2004-07-13 Adjustment of color saturation and gray balance Expired - Fee Related EP1501281B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US620047 1990-11-30
US10/620,047 US7453591B2 (en) 2003-07-14 2003-07-14 Color saturation adjustment

Publications (3)

Publication Number Publication Date
EP1501281A2 EP1501281A2 (en) 2005-01-26
EP1501281A3 true EP1501281A3 (en) 2006-02-08
EP1501281B1 EP1501281B1 (en) 2012-04-25

Family

ID=33490856

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04016454A Expired - Fee Related EP1501281B1 (en) 2003-07-14 2004-07-13 Adjustment of color saturation and gray balance

Country Status (4)

Country Link
US (1) US7453591B2 (en)
EP (1) EP1501281B1 (en)
JP (1) JP4417798B2 (en)
CN (1) CN1578384B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7355753B2 (en) * 2003-07-14 2008-04-08 Xerox Corporation Color saturation adjustment
US7734114B1 (en) 2005-12-07 2010-06-08 Marvell International Ltd. Intelligent saturation of video data
TWI347787B (en) * 2008-04-02 2011-08-21 Au Optronics Corp Saturation adjustment method and related color adjustment system
DE102011015306A1 (en) 2011-03-29 2012-10-04 Heidelberger Druckmaschinen Ag Method for gray balance correction of a printing process
US9607575B2 (en) 2013-05-13 2017-03-28 Asustek Computer Inc. Display mode adjusting method of display device and display mode adjusting module thereof
CN104157261B (en) * 2013-05-13 2017-04-12 华硕电脑股份有限公司 Display mode adjusting method of display device and display mode adjusting module thereof
TWI505255B (en) * 2013-07-31 2015-10-21 Au Optronics Corp Pixel structure
TWI510101B (en) * 2013-09-12 2015-11-21 Au Optronics Corp Method for adjusting saturation degree and color adjusting system
CN104553302B (en) * 2013-10-17 2017-01-04 北大方正集团有限公司 A kind of grey balance calibration steps and device
CN106411417B (en) * 2016-06-24 2019-06-25 多米袋南京金融信息服务有限公司 A kind of ultrasonic wave coded system based on trambling acoustic signals
CN112073594B (en) * 2019-05-25 2023-03-21 森大（深圳）技术有限公司 Ash balance adjusting method and device and computer readable storage medium
US11652950B1 (en) * 2022-06-30 2023-05-16 Xerox Corporation Methods and systems for handling drifting of colors in printing scenarios

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4482917A (en) * 1981-03-11 1984-11-13 Dr. Ing. Rudolf Hell Gmbh Method for a reproduction of colored masters in four-color printing using color reduction
EP0685962A2 (en) * 1994-06-03 1995-12-06 Xerox Corporation Printer color and gray balance adjustment system
WO1996008913A1 (en) * 1994-09-16 1996-03-21 Linotype-Hell Ag Black recalculation for arbitrary hsl corrections in cmy color space
US5710824A (en) * 1996-03-13 1998-01-20 Xerox Corporation System to improve printer gamut
US6191874B1 (en) * 1996-06-18 2001-02-20 Canon Kabushiki Kaisha Image processing apparatus and method, and a recording medium

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5231504A (en) * 1991-12-30 1993-07-27 Xerox Corporation Method for improved color reproduction using linear mixing calculations based on positional relationships between an original color and an achromatic region in a linear mixing space
DE69313060T2 (en) * 1992-09-30 1998-01-15 Hewlett Packard Co Control ink migration and discontinuities in physical color gamut for digital color printing
US6449060B1 (en) * 1996-07-22 2002-09-10 Canon Kabushiki Kaisha Image processing apparatus and method
JP2002300386A (en) * 2001-03-30 2002-10-11 Fuji Photo Film Co Ltd Image processing method
US7085008B2 (en) * 2002-03-20 2006-08-01 Eastman Kodak Company Digital color image processing method for improved tone scale reproduction
US7102669B2 (en) * 2002-04-02 2006-09-05 Freescale Semiconductor, Inc. Digital color image pre-processing
JP3698118B2 (en) * 2002-06-05 2005-09-21 三菱電機株式会社 Color conversion apparatus and color conversion method
US7176935B2 (en) * 2003-10-21 2007-02-13 Clairvoyante, Inc. Gamut conversion system and methods

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4482917A (en) * 1981-03-11 1984-11-13 Dr. Ing. Rudolf Hell Gmbh Method for a reproduction of colored masters in four-color printing using color reduction
EP0685962A2 (en) * 1994-06-03 1995-12-06 Xerox Corporation Printer color and gray balance adjustment system
WO1996008913A1 (en) * 1994-09-16 1996-03-21 Linotype-Hell Ag Black recalculation for arbitrary hsl corrections in cmy color space
US5710824A (en) * 1996-03-13 1998-01-20 Xerox Corporation System to improve printer gamut
US6191874B1 (en) * 1996-06-18 2001-02-20 Canon Kabushiki Kaisha Image processing apparatus and method, and a recording medium

Also Published As

Publication number Publication date
EP1501281B1 (en) 2012-04-25
EP1501281A2 (en) 2005-01-26
CN1578384B (en) 2010-05-26
CN1578384A (en) 2005-02-09
JP2005039816A (en) 2005-02-10
US7453591B2 (en) 2008-11-18
JP4417798B2 (en) 2010-02-17
US20050012943A1 (en) 2005-01-20

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